Misleading hepatitis B testing in the setting of intravenous immunoglobulin

Misleading hepatitis B testing in the setting of intravenous immunoglobulin

Intravenous immunoglobulin (IVIG) is commonly used for a wide range of diagnoses, by multiple pediatric subspecialists. We report two cases of hepatitis B screening results post IVIG infusion, where positive anti-Hepatitis B core antigen serology tests indicated possible occult hepatitis infection, leading to a delay in care. However, serial antibody testing showed results consistent with the p...

Outcome of Intravenous Immunoglobulin-Transmitted HTLV-I, Hepatitis B, Hepatitis C, and HIV infections

Uses of intravenous immunoglobulin

Adjuvant high dose IVIgs are being used increasingly in a range of immune-mediated and auto-immune diseases. Although numerous immunomodulatory mechanisms have been suggested, the exact mechanisms of action are poorly understood. The efficacy of IVIg in certain diseases has been proven in clinical trials, in so far as IVIg is approved as the therapy of choice for Kawasaki syndrome and idiopathi...

Antibodies against Hepatitis A and Hepatitis B Virus in Intravenous Immunoglobulin Products

The worldwide seroprevalence of hepatitis A virus (HAV) and hepatitis B virus (HBV) has changed over the last two decades, indicating a declining incidence of HAV and HBV infections. Therefore, vaccinations against HAV and HBV are recommended for unimmunized people before traveling to an endemic area. Unfortunately, primary antibody deficiency (PAD) patients can only obtain humoral immunity thr...

outcome of intravenous immunoglobulin-transmitted htlv-i, hepatitis b, hepatitis c, and hiv infections

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